
<style>
     .stuff{
 
          width:50%;
          height:100%;
          overflow:auto;
     }
</style>

<div style="width:360px; height:128px; border:1px solid;-moz-box-shadow:inset 0 0 10px #000000;">
     <div style='float:left' class='stuff'>
     jgbdgjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
     <br/>
     <br/>
     <br/>
     <br/>
     <br/>
     <br/>
     <br/>
sdd
     </div>

     <div class='stuff'>
jgbdgjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj

     </div>
</div>